     (fn []
       [v-box
        :gap      "10px"
-       :children [[p "Dropdowns choices can be built with arbitrary markup using the :render-fn attribute. When filtering, only the text from the label will be considered."]
+       :children [[p "Dropdowns choices can be built with arbitrary markup using the " [:code ":render-fn"] " attribute. When filtering, only the text from the label will be considered."]
                   [h-box
                    :gap      "10px"
                    :align    :center

      [v-box
       :gap      "10px"
       :children [[p "[single-dropdown ...] supports tab key navigation."]
                  [p "The :tab-index parameter specifies position in the tab order,
                       or it can be removed from the tab order using a value of -1."]
                  [p "Up-arrow and Down-arrow do sensible things."]
                  [p "Home and End keys move to the beginning and end of the list."]

      [v-box
       :gap      "10px"
       :children [[p "The dropdown below adds a filter text box to the dropdown section which is convenient for when there are many choices."]
                  [p "The filter text is searched for in both the :group and the :label values. If the text matches the " [:code ":group"] ", then all
                      choices under that group are considered to be 'matched'."]
                  [p "The initial model value has been set to 'US'."]
                  [h-box
